From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Subject: Re: Dell U2412M monitor complains about input timing Date: Tue, 9 Jul 2013 14:51:20 -0700 Message-ID: <20130709145120.71d8b90d@jbarnes-desktop> References: <51DB93B5.1040508@whoop.org> <20130709142700.78ed869f@jbarnes-desktop> <51DC84B4.2090205@whoop.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from oproxy7-pub.bluehost.com (oproxy7-pub.bluehost.com [67.222.55.9]) by gabe.freedesktop.org (Postfix) with SMTP id 0D862E5FA7 for ; Tue, 9 Jul 2013 14:51:14 -0700 (PDT) In-Reply-To: <51DC84B4.2090205@whoop.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Christian Kreibich Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Tue, 09 Jul 2013 14:46:28 -0700 Christian Kreibich wrote: > On 07/09/2013 02:27 PM, Jesse Barnes wrote: > > Sounds like our pixel clock is probably out of the range your monitor > > wants. If you can get that mode running with the VESA driver you could > > collect a register dump in the good and bad cases so we could compare... > > I'm very happy to try (though it'll have to wait ~2 weeks as I'm on > travel). Can you point me at the right command for collecting the > register dump? You can use intel_reg_dumper or quick_dump from intel-gpu-tools. Hopefully your distro has it packaged, otherwise you can build the version at git.freedesktop.org/git/xorg/app/intel-gpu-tools. -- Jesse Barnes, Intel Open Source Technology Center